Cybersecurity

Cybersecurity refers to the practice of protecting computer systems, networks, and data from unauthorized access, attacks, damage, or theft. It is a critical component of modern technology management, ensuring confidentiality, integrity, and availability of information.

Core Principles (CIA Triad)

  1. Confidentiality: Ensuring information is accessible only to those authorized to access it.

    • Techniques: Encryption, Access Controls, Authentication.
  2. Integrity: Protecting data from unauthorized alterations or destruction.

    • Techniques: Hashing, Digital Signatures, Checksums.
  3. Availability: Ensuring systems and data are accessible when needed.

    • Techniques: Redundancy, Load Balancing, DDoS Protection.

Types of Cyber Threats

  1. Malware: Malicious software like viruses, ransomware, worms, and Trojans.
  2. Phishing: Deceptive attempts to steal sensitive information through fake emails or websites.
  3. Man-in-the-Middle (MitM) Attacks: Intercepting communications between two parties.
  4. Denial-of-Service (DoS) Attacks: Overwhelming systems to make them inaccessible.
  5. Advanced Persistent Threats (APTs): Long-term, targeted attacks on critical systems.
  6. Insider Threats: Risks posed by internal employees or partners.
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